[openwrt/openwrt] firmware-utils: osbridge-crc: replace GPL-2.0-only boilerplate with SPDX

[LEDE Commits]

rmilecki pushed a commit to openwrt/openwrt.git, branch master:
https://git.openwrt.org/cc8bc2168d3cbb6981cefe24a736a71633140729

commit cc8bc2168d3cbb6981cefe24a736a71633140729
Author: Rafał Miłecki <rafal at milecki.pl>
AuthorDate: Fri Aug 6 12:59:21 2021 +0200

    firmware-utils: osbridge-crc: replace GPL-2.0-only boilerplate with SPDX
    
    This was missed because scancode license scanner was confused by
    comments about crc32buf().
    
    Cc: Gabor Juhos <juhosg at openwrt.org>
    Cc: Gabor Juhos <juhosg at freemail.hu>
    Signed-off-by: Rafał Miłecki <rafal at milecki.pl>
---
 tools/firmware-utils/src/osbridge-crc.c | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/tools/firmware-utils/src/osbridge-crc.c b/tools/firmware-utils/src/osbridge-crc.c
index 46ea855ec1..e9c577d8ed 100644
--- a/tools/firmware-utils/src/osbridge-crc.c
+++ b/tools/firmware-utils/src/osbridge-crc.c
@@ -1,10 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  *  Copyright (C) 2009 Gabor Juhos <juhosg at openwrt.org>
- *
- *  This program is free software; you can redistribute it and/or modify it
- *  under the terms of the GNU General Public License version 2 as published
- *  by the Free Software Foundation.
- *
  */
 
 #include <stdio.h>